Fixing 1080p default playback

README.md

@@ -1,6 +1,7 @@
 # Better Youtube +
 Better YouTube + works to improve the YouTube experience by providing quick access to features we'd all like to have from the get-go.
 <br/>
+  * It defaults playback to 1080p if able to.
   * It allows quick thumbnail access of the video.
   * It allows setting the loop mode easily.
   * It allows setting the loop mode to a ranged set.
@@ -11,8 +12,8 @@ Better YouTube + works to improve the YouTube experience by providing quick acce
   * It shows volume level as you scroll.
   * It lets Unix, Linux, and MacOS systems have the ability to download the video using native app calls.
 
-# Version: 1.5.4
-* Fixed loop breakage
+# Version: 1.5.7
+* Added injection script to default to 1080p playback
 
 # Download
 https://addons.mozilla.org/en-US/firefox/addon/better-youtube-plus/

src/inject.js

@@ -0,0 +1,149 @@
+'use strict';
+
+
+//  ['hd2160', 'hd1440', 'hd1080', 'hd720', 'large', 'medium', 'small', 'tiny', 'auto']
+const prefs = {
+  hd: true,
+  once: false,
+  higher: true,
+  quality: "hd1080",
+  log: false,
+  highFramerate: true
+};
+
+
+const script = document.createElement('script');
+Object.assign(script.dataset, prefs);
+script.textContent = `
+  window.yttools = window.yttools || [];
+
+  {
+      const isTypeSupported = MediaSource.isTypeSupported;
+      MediaSource.isTypeSupported = function(videoType) {
+          const prefs = resolutionChangeListener.prefs;
+          // Block all queries regarding high-framerate support.
+          if (prefs.highFramerate === 'false') {
+              const matches = videoType.match(/framerate=(\\d+)/);
+              if (matches && (matches[1] > 30)) {
+                  return false;
+              }
+          }
+          return isTypeSupported(videoType);
+      }
+  }
+
+  function resolutionChangeListener(e) {
+      const prefs = resolutionChangeListener.prefs;
+      const player = resolutionChangeListener.player;
+      const log = (...args) => prefs.log === 'true' && console.log('Better-Youtube-Plus: ', ...args);
+
+      try {
+          if (e === 1 && player) {
+              const levels = player.getAvailableQualityLevels();
+              if (levels.length === 0) {
+                  return log("Returned empty quality levels...");
+              }
+
+              //  ['hd2160', 'hd1440', 'hd1080', 'hd720', 'large', 'medium', 'small', 'tiny', 'auto']
+              const qualities = player.getAvailableQualityLevels();
+              const q = player.getPlaybackQuality();
+              if ((q.startsWith('h') && prefs.quality.startsWith('h')) && prefs.hd === 'true') {
+                  console.log("Quality matches requested resolution...");
+                  return;
+              }
+
+              const compare = (q1, q2) => {
+                  if (q2 === 'auto') {
+                      return false;
+                  }
+                  const i1 = qualities.indexOf(q1);
+                  const i2 = qualities.indexOf(q2);
+                  if (i1 === -1 || i2 === -1) {
+                      return false;
+                  }
+                  return i1 - i2 <= 0;
+              };
+
+              if (prefs.higher === 'true' && compare(q, prefs.quality)) {
+                  return log('Quality is higher than ' + prefs.quality + '... skipping quality change.');
+              }
+              if (q === prefs.quality) {
+                  return log('Selected quality is okay...');
+              }
+
+              const find = increase => {
+                  if (prefs.quality === 'highest') {
+                      return levels[0];
+                  }
+                  else {
+                      if (increase) {
+                          prefs.quality = qualities[qualities.indexOf(prefs.quality) - 1] || levels[0];
+                      }
+                      const index = levels.indexOf(prefs.quality);
+                      if (index !== -1) {
+                          return prefs.quality;
+                      }
+                      return find(true);
+                  }
+              };
+
+              const nq = find();
+              if (q === nq) {
+                  return log('Requested quality is unavailable... skipping change.');
+              }
+              player.setPlaybackQuality(nq);
+              try {
+                  player.setPlaybackQualityRange(nq, nq);
+              }
+              catch (e) {}
+              if (prefs.once === 'true') {
+                  player.removeEventListener('onStateChange', 'resolutionChangeListener');
+                  window.resolutionChangeListener = () => {};
+                  log("Removing Listener...");
+              }
+
+              log('Quality was ' + q + ' and now is set to ' + nq);
+          }
+      }
+      catch (e) {
+          log(e);
+      }
+  }
+
+  resolutionChangeListener.prefs = document.currentScript.dataset;
+  window.yttools.push(e => {
+      resolutionChangeListener.player = e;
+      resolutionChangeListener(1);
+      e.addEventListener('onStateChange', resolutionChangeListener);
+  });
+
+  function onYouTubePlayerReady(player) {
+      if (yttools.resolved !== true) {
+          yttools.resolved = true;
+          yttools.forEach(c => {
+              try {
+                  c(player);
+              }
+              catch (e) {}
+          });
+      }
+  }
+
+
+  window.addEventListener('spfready', () => {
+      if (typeof window.ytplayer === 'object' && window.ytplayer.config && yttools.resolved !== true) {
+          window.ytplayer.config.args.jsapicallback = 'onYouTubePlayerReady';
+      }
+  });
+
+  window.addEventListener('yt-navigate-finish', () => {
+      const player = document.querySelector('.html5-video-player');
+      if (player && yttools.resolved !== true) {
+          yttools.resolved = true;
+          yttools.forEach(c => c(player));
+      }
+  });
+`;
+
+document.documentElement.appendChild(script);
+script.remove();

src/manifest.json

@@ -1,7 +1,7 @@
 {
   "manifest_version": 2,
   "name": "Better Youtube +",
-  "version": "1.5.4",
+  "version": "1.5.7",
   "description": "Enhancements for Youtube to have a better experience.",
 
   "applications": {
@@ -13,9 +13,16 @@
   "permissions": [
     "nativeMessaging",
     "tabs",
-    "*://*.youtube.com/*"
+    "*://www.youtube.com/*"
   ],
 
+  "content_scripts": [{
+      "matches": ["*://www.youtube.com/*"],
+      "js": ["inject.js"],
+      "run_at": "document_start",
+      "all_frames": true
+  }],
+
   "icons": {
     "48": "icons/betterYoutube_48.png",
     "96": "icons/betterYoutube_96.png"

src/scripts/betterYoutube.js

@@ -142,18 +142,17 @@
         slugInputTag     = document.getElementById("slugCopyZone");
 
         // Video Controler
-        video = document.getElementsByTagName("video")[0];
+        video  = document.getElementsByTagName("video")[0];  // Actual video object (I think...)
+
         // Container of actual player (Used for floating window)
         containerOfPlyrWndow = document.getElementById("player-container");
-
-        part = "https://img.youtube.com/vi/";
+        part   = "https://img.youtube.com/vi/";
     }
 
     const fillUIAndSetupEvents = () => {
         slugInputTag.value = video.baseURI.slice(32, 32+11);
         ytRangeStart.value = "0:00";
 
-        // We need to wait for info to load before getting full duration
         setTimeout(function () {
             videoTimeLength  = document.getElementsByClassName("ytp-time-duration")[0].innerText;
             ytRangeEnd.value = videoTimeLength;